UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pHiB4ekImJ9tdQiFxOTazyCrzXCykJLHtHGr4l/4T7E=' 
WHERE 
  key_id = '4c951903b518ce44613545c1ae1a0babedbe02354265d1493959b6fa56b9e4a9' 
  AND (
    token = 'pHiB4ekImJ9tdQiFxOTazyCrzXCykJLHtHGr4l/4T7E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )